Analysis Overview
SHA256
6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4
Threat Level: Known bad
The file 6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4 was found to be: Known bad.
Malicious Activity Summary
Vidar
Detect Vidar Stealer
Stealc
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-08 10:13
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 10:13
Reported
2024-06-08 10:15
Platform
win10v2004-20240508-en
Max time kernel
125s
Max time network
127s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katFF40.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 212 set thread context of 2124 | N/A | C:\Users\Admin\AppData\Local\Temp\6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4.exe | C:\Users\Admin\AppData\Local\Temp\katFF40.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\katFF40.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katFF40.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katFF40.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4.exe
"C:\Users\Admin\AppData\Local\Temp\6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4.exe"
C:\Users\Admin\AppData\Local\Temp\katFF40.tmp
C:\Users\Admin\AppData\Local\Temp\katFF40.tmp
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3404,i,1999448010053300448,1112699187621658374,262144 --variations-seed-version --mojo-platform-channel-handle=4216 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.249.124.192.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.173.189.20.in-addr.arpa | udp |
Files
memory/212-0-0x0000000000810000-0x0000000000811000-memory.dmp
memory/212-2-0x0000000002B10000-0x0000000002C73000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\katFF40.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/2124-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/212-10-0x0000000000400000-0x000000000067A000-memory.dmp
memory/2124-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2124-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2124-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2124-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2124-25-0x000000001B830000-0x000000001BA8F000-memory.dmp
memory/2124-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2124-41-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 10:13
Reported
2024-06-08 10:15
Platform
win11-20240426-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4864 set thread context of 3636 | N/A | C:\Users\Admin\AppData\Local\Temp\6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4.exe | C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4.exe
"C:\Users\Admin\AppData\Local\Temp\6c241fca79a87ad8374bb23980ff6d977270c18f24cce68faa9d55fdccb798a4.exe"
C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp
C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
Files
memory/4864-0-0x00000000024D0000-0x00000000024D1000-memory.dmp
memory/4864-2-0x0000000004210000-0x0000000004373000-memory.dmp
memory/3636-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4864-10-0x0000000000400000-0x000000000067A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat6CD3.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3636-15-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-16-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-18-0x0000000019360000-0x00000000195BF000-memory.dmp
memory/3636-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-34-0x0000000000400000-0x0000000000648000-memory.dmp